CallableTool: Add UniqueObject as the inheritance since it is a Tool.

product/ERP5/bootstrap/erp5_core/DocumentTemplateItem/portal_components/document.erp5.CallableTool.py

@@ -27,8 +27,9 @@
 #
 ##############################################################################
 from Products.ERP5Type.Core.Folder import Folder
+from Products.CMFCore.utils import UniqueObject                                  
 
-class CallableTool(Folder):
+class CallableTool(UniqueObject, Folder):
   """
   XXXXX
 

product/ERP5/bootstrap/erp5_core/DocumentTemplateItem/portal_components/document.erp5.CallableTool.xml

@@ -44,8 +44,8 @@
             <key> <string>text_content_warning_message</string> </key>
             <value>
               <tuple>
-                <string>W: 40, 23: Redefining built-in \'object\' (redefined-builtin)</string>
-                <string>W: 40, 19: Redefining built-in \'id\' (redefined-builtin)</string>
+                <string>W: 41, 23: Redefining built-in \'object\' (redefined-builtin)</string>
+                <string>W: 41, 19: Redefining built-in \'id\' (redefined-builtin)</string>
               </tuple>
             </value>
         </item>